PbS + O2 → SO + PbO

This is an oxidation-reduction (redox) reaction:

S-II - 4 e- → SII (oxidation)

2 O0 + 4 e- → 2 O-II (reduction)

PbS is a reducing agent, O2 is an oxidizing agent.

Reactants:

  • PbS
    • Names: Lead(II) sulfide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Plumbous sulfide source: wikipedia, accessed: 2019-09-27, Galena source: wikipedia, accessed: 2019-09-27
    • Appearance: Black source: wikipedia, accessed: 2019-09-27
  • O2
    • Names: Dioxygen source: wikidata, accessed: 2019-09-07, Oxygen source: ICSC, accessed: 2019-09-04source: wikidata, accessed: 2019-09-07, Oxygen (liquefied) source: ICSC, accessed: 2019-09-04
    • Appearance: Odourless compressed gas source: ICSC, accessed: 2019-09-04; Liquefied gas. colourless-to-blue extremely cold liquid source: ICSC, accessed: 2019-09-04

Products:

  • SO – Sulfate source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-07
    • Other names: Sulfate ion source: wikidata, accessed: 2019-09-07, Sulphate ion source: wikidata, accessed: 2019-09-07, Sulphate source: wikidata, accessed: 2019-09-07
  • PbO
    • Names: Lead(II) oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Lead(ii) oxide source: ICSC, accessed: 2019-09-04, Lead monoxide source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04
    • Appearance: Red or yellow powder source: wikipedia, accessed: 2019-09-27; Red-to-yellow crystals source: ICSC, accessed: 2019-09-04